518635 (2008 HO3)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6511050160 ± 3.22e-09
Semi-major axis (a)2.9144339518 AU ± 1.11e-09
Inclination (i)14.08373686° ± 1.22e-06
Long. of Asc. Node (Ω)205.98188243° ± 2.16e-06
Arg. of Perihelion (ω)128.92831527° ± 3.10e-06
Mean Anomaly (M)159.63435323° ± 3.68e-07
Mean Motion (n)0.1980983918°/day ± 1.13e-10
Perihelion dist (q)1.01683139 AU ± 9.39e-09
Aphelion dist (Q)4.81203652 AU ± 9.56e-09
Orbital Period4.97543809 yr ± 2.84e-09
Physical Parameters
H (abs. magnitude)18.17
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.222″
Uncertainty0
Orbit TypeApollo
MOID0.114189 AU
Observations Used1254
Oppositions13
Arc Total2008-2024
First Observation Used2008-04-29
Last Observation Used2024-01-03
Observations (1380)
Date Type RA Dec Mag Band Observatory
2018-12-14 03:15:28 C 01 57 21.55 -03 44 18.1 V 703
2018-12-14 03:30:48 C 01 57 22.61 -03 44 14.0 V 703
2019-01-05 06:24:44 C 02 33 26.811 -00 15 27.18 U F51
2019-01-05 06:43:54 C 02 33 28.028 -00 15 19.31 U F51
2019-01-05 07:02:59 C 02 33 29.234 -00 15 11.55 U F51
2023-04-14 13:17:05 C 16 43 47.778 -12 32 57.65 U F52
2023-04-14 13:33:49 C 16 43 48.067 -12 32 49.48 U F52
2023-04-14 13:50:33 C 16 43 48.382 -12 32 40.33 U F52
2023-04-23 12:53:58 C 16 46 41.359 -10 33 04.11 U F52
2023-04-23 13:09:45 C 16 46 41.444 -10 32 54.47 U F52
2023-04-23 13:25:33 C 16 46 41.542 -10 32 44.61 U F52
2023-04-23 13:41:20 C 16 46 41.632 -10 32 34.78 U F52
2023-05-10 09:51:41 C 16 45 15.142 -05 29 33.18 V G96
2023-05-10 09:58:49 C 16 45 15.023 -05 29 26.84 V G96
2023-05-10 10:05:58 C 16 45 14.922 -05 29 20.26 V G96
2023-05-10 10:13:08 C 16 45 14.782 -05 29 13.88 V G96
2023-05-12 12:05:41 C 16 44 23.022 -04 44 18.43 X F51
2023-05-12 12:20:56 C 16 44 22.691 -04 44 04.49 X F51
2023-05-12 12:36:11 C 16 44 22.353 -04 43 50.52 X F51
2023-05-12 12:55:07 C 16 44 21.941 -04 43 33.16 X F51
2023-05-15 13:02:20 C 16 42 49.793 -03 35 44.89 X F51
2023-05-15 13:31:00 C 16 42 49.032 -03 35 17.26 X F51
2023-05-15 13:48:36 C 16 42 48.575 -03 35 00.27 X F51
2023-05-15 14:06:10 C 16 42 48.114 -03 34 43.38 X F51
2023-05-18 18:33:45 C 16 40 48.76 -02 19 20.0 V D29
2023-05-18 18:54:07 C 16 40 48.13 -02 18 59.4 V D29
2023-05-18 19:14:29 C 16 40 47.46 -02 18 38.7 V D29
2023-05-22 09:09:01 C 16 38 07.454 -00 49 57.97 V G96
2023-05-22 09:16:29 C 16 38 07.174 -00 49 50.12 V G96
2023-05-22 09:23:57 C 16 38 06.911 -00 49 42.20 V G96
2023-05-22 09:31:24 C 16 38 06.634 -00 49 34.43 V G96
2023-05-22 10:50:33 C 16 38 04.276 -00 48 08.66 X F51
2023-05-22 11:06:54 C 16 38 03.670 -00 47 51.36 X F51
2023-05-22 11:23:16 C 16 38 03.064 -00 47 34.16 X F51
2023-05-22 11:39:40 C 16 38 02.456 -00 47 16.85 X F51
2023-05-27 08:51:36 C 16 33 41.836 +01 19 24.89 V 703
2023-05-27 08:59:19 C 16 33 41.605 +01 19 33.42 V 703
2023-05-27 09:07:00 C 16 33 41.303 +01 19 41.99 V 703
2023-05-27 10:29:40 C 16 33 38.285 +01 21 15.94 X F51
2023-05-27 10:46:45 C 16 33 37.540 +01 21 34.72 X F51
2023-05-27 11:20:42 C 16 33 36.052 +01 22 12.37 X F51
2023-05-27 23:18:43 C 16 33 07.003 +01 35 39.01 V M22
2023-05-27 23:26:07 C 16 33 06.626 +01 35 47.47 V M22
2023-05-27 23:42:15 C 16 33 05.945 +01 36 04.64 V M22
2023-05-27 23:46:15 C 16 33 05.743 +01 36 09.43 V M22
2023-05-29 08:23:56 C 16 31 44.224 +02 12 17.68 V 703
2023-05-29 08:31:30 C 16 31 43.831 +02 12 25.99 V 703
2023-05-29 08:39:04 C 16 31 43.525 +02 12 34.34 V 703
2023-05-29 08:46:37 C 16 31 43.194 +02 12 42.66 V 703
2023-06-08 08:54:30 C 16 20 23.510 +06 45 55.87 V G96